Ėkologii︠a︡
Subtitle: sokhranim Zemli︠u︡ dli︠a︡ sebi︠a︡ i potomkov
By: V.I︠A︡. Legchaev ; pod redakt︠s︡ieĭ E.I. Kamanina
Contributors: Kamanin, E. I. (Evgeniĭ Ivanovich)
Publisher: Smolenskoe oblastnoe knizhnoe izd-vo "Smi︠a︡dynʹ"
Published: 1999
Place of publication: Smolensk
Language: rus
Subjects: Nature; Effect of human beings on; Human ecology
Other titles: Sokhranim Zemli︠u︡ dli︠a︡ sebi︠a︡ i potomkov
Notes: Description based on: v. 2, published in 2001.